<!DOCTYPE html>
<html>
	<head>
		<meta charset="utf-8">
		<title></title>
	</head>
	<body>
		<script type="application/javascript">
			var Num = new Error(3);
			for (var x = 0;x<3;x++) 
			{
				Num[x] = prompt("请输入第"+(x+1)+"个数字");	
			}
			
		</script>
	</body>
</html>
